ML17216A665
| ML17216A665 | |
| Person / Time | |
|---|---|
| Site: | Saint Lucie  |
| Issue date: | 06/17/1986 |
| From: | Barrow J FLORIDA POWER & LIGHT CO. |
| To: | |
| Shared Package | |
| ML17216A664 | List:
|
| References | |
| 2-0910053, 2-910053, NUDOCS 8608190292 | |
| Download: ML17216A665 (14) | |
Text
Page 1 of 9 FLORIDA POWER 6 LIGHT COMPANY ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053 REVISION 4
].0 TITLE-Tbs document Es not eontraflad Bef Enforrnetbn wBh a controlled doeurhent, 12 MONTH TEST OF AUTOMATIC LOAD SEQUE 2.0 REVIEW AND APPROVAL:
Reviewed by Facility Review Group Approved by C.
M. Weth Revision 4
Reviewed by FRG Approved by
3.0 PURPOSE
Plant Manager
/B-//-F Plant Manager June 3
1983 June 14, 1983
>-4D 19m, 19+
This procedure provides guidelines for periodic testing of Automatic Load Sequencing Relays.
4.0 PRECAUTIONS AND LIMITS:
4.1 Read entire procedure prior to commencing Section 9.0.
4.2 Exercise care as some points may be energized.
4.3 Notify NPS/NWE prior to commencing this procedure.
This test will give annunciation in Control Room.
4.4 Remove jumpers/replace O.L. heaters before going to the next piece of equipment.
4.5 Timer calibration check must be done with the timer in same position as it is installed (horizontal or vertical).
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ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OF AUTOMATIC LOAD SEQUENCE RELAYS Page 2 of 9 5.0 RELATED SYSTEM STATUS:
None
6.0 REFERENCES
6.1 Tech Spec 3/4.8.1 6.2 Surveillance Requirement 4.8.1.1.2.d 6.3 FUSAR, Chapter 8, Table 8.3-2 7.0 RECORDS REQUIRED:
7.1 Completed sections of this procedure, signed and dated, shall be retained in the plant files.
7.2 All data sheets noted in this procedure shall be maintained with their applicable sections unless otherwise specified.
8.0 MATERIALS AND EQUIPMENT REQUIRED:
8.1 Hand tools 8.2 Jumpers 8.3 Multi-Amp SST-2 Timer or equivalent 8.4 SPST switch connected to two test leads with alligator clips at the ends
ST.
LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OP AUTOMATIC LOAD SEQUENCE RELAYS P'.0 DETAILED PROCEDURE:
Page 3 of 9 NOTE Relay timing tolerance is + 1 second.
Calibration check must be done with relay in same osition as mounted.
9.1 Annual Inspection of Diesel Load Sequence Relays 1.
2A3/2B3 4160 Switchgear A.
Connect the start leads of the timer to the switchgear test switches at terminal 5 and 5T.
Turn the left timer switch to dry contacts (N.C.) position.
/R4 B.
Connect the stop leads of the timer, across the center white light, and turn right timer switch to "AC/DC Power Applied".
C.
Turn timer power switch "ON", push reset. button, select seconds on Sec/Hz switch and select accuracy range to
.01 seconds.
D.
Turn start latch to "ON" and stop latch to "ON" positions.
NOTE To start test, place switchgear test switch for load under test into "Relay" position.
Remove all )umpers rior to oin to next iece of e ui ment.
E.
2A3:
Perform steps 9.l.l.a through 9.l.l.d on each piece of listed equipment and record test results.
EQUIPMENT 2A LPSI TEST CWD SWITCH 251 CS2 3 Sec; TIME JUMPERS SET ACTUAL REMOVED INITIAL/DATE 287 CS3 12 Sec. 201 CS6 6 Sec.
9 Sec.
30 Sec.
CS7 CS12 2A Containment Spray 2A Component Cooling Water 2A Intake Cooling Water 832 2A Aux. Peedwater 629
ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OF AUTOMATIC LOAD SEQUENCE RELAYS Page 4 of 9 9.0 DETAILED PROCEDURE:
(continued) 9.1 (continued) 1.
(continued)
F.
2B3:
Perform steps 9.l.l.a through 9.l.l.d on each piece of listed equipment and record test results.
EQUIPMENT TEST CWD SWITCH TIME JUMPERS SET ACTUAL REMOVED INITIAL/DATE 2B Component Cooling Water 2B,LPSI 205 CS4 252 CS6 6 Sec.
3 Sec.
2B Containment Spray 290 CS7 12 Sec.
2B Intake Cooling Water 833 CS10 9 Sec.
2B Aux. Feedwater 630 CS12 30 Sec.
2.
2AB 4160 SWGR A.
Connect timer "Start" leads to terminal 5 and 5T on SWGR test switch and timer "Stop" leads to terminal TL1
& 6 on test light.
Place SWGR test switch in "Relay Test" position to start timing sequence.
B.
2AB:
Perform step 9.1.2.a on each listed piece of equipment and record test results.
/R4 2C Intake Cooling 834 CS3 9 Sec.
2C Component Cooling 289 CS2 6 Sec.
NOTE General Multi"Am Timer 0 era tion.
1.
Connect start leads of timer to connections specified.
2.
Turn left timer switch to "AC/DC Applied".
3.
Connect the "Stop" leads of timer to connections specified.
4.
Turn right timer switch to applicable selection.
5.
Turn timer power switch "ON" and push reset button.
6.
Select seconds on Sec/Hz switch and select accuracy range to.01 seconds.
7.
Turn start latch and stop latch switch to "ON".
ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OF AUTOMATIC LOAD SEQUENCE RELAYS Page 5 of 9 9.0 DETAILED PROCEDURE:
(continued) 9.1 (continued) 3.
480V LC/MCC NOTE 1
Exercise caution when performing test as equipment ma be ener ized.
NOTE 2 Make connections at terainal boards (consult CWD's).
wherever possible 2HVS-lA 2HVS-1C 2HVS-1B 2HVS-1D Running or Stand 513 516 3 Sec.
3 Sec.
3 Sec.
3 Sec.
6 Sec.
6 Sec.
Jumper 27 fLDPU 1-2 contact.
Liftwire to relay coil (Tenn ll) and connect test switch.
Connect timer. START across relay coil SIP acmss any terminal other thnn 1-2.
If the fan is not running, liftwire to relay coQ., Term ll, and connect switch. Lift terminal 2 of contact 1-2.
Hook up timer. SGQE acmss coil. SIOP across terminal 1-2 For the 2LfiDPU relay, foliar pmcedure as outlined for 27fIDPU above.
2HVS-5B 2RV-3 2RV-1 2RV-2 Running 476 477 Running 1169 1163 Runnirg 1219 1220 18 Sec.
18 Sec.
21 Sec.
21 Sec.
21 Sec.
21 Sec.
For the 2L/TIPU relay, pmceed as in 27 fLDPU above.
For the 2L/TKPU relay, proceed as in 27flDPU above.
For 2L/TIPU relay, pmceed as in 27fIDPU above.
B.A.
Heat Trace Transf.
2A B.Ae Heat Trace Tzansf.
2B 2A Batt 2B Batt.
2AB Batt.
Running or Stand 1162 1163 147 1001 1002 1003 21 Sec.
21 Sec.
27 Sec.
27 Sec.
27 Sec.
27 Sec.
27 Sec.
For 2L/TIPU relay, proceed as in 27/TDPU above.
For 2 PU relay, proceed as in 27/TIPU above.
Jumper TB-5 2-3. Lift Tenn 12 wire of relay 2/TDPU and install test switch fran relay coil tn lifted lead. Connect tiner.
SZART across ll and 12 of relay.
STOP across 2 and l.
Power relay using the test switch.
/R4
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ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OP AUTOMATIC LOAD SEQUENCE RELAYS Page 6 of 9 9.0 DETAILED PROCEDURE:
(continued) 9.1 (continued) 3.
480V LC/MCC (continued)
DATE EQUIIWINI'32 833 9 Sec.
Perform 9.1.1.A tIxough D JlÃHES MME) 9 Sec.
Perform 9.1.2&
2AABatt..
Running 2BB Batt.
1801 1801 27 Sec.
27 Sec.
Junper TB5-2 to 3. Lift Term 12 wire and install test switch fran relay coil to lifted lead.
Connect ther, SZAItT across relay 2fKPU coil, SIOF contact 1-2.
Pmer rela usi test switrh.
2B
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2C
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Running or Stand 177 178 179 174 175 300 Sec. 300 Sec. 300 Sec. 300 Sec. 300 Sec.
LiftTerm ll wire at relay 2L/TGPU. Liftone wire at terminals for contacts 1-2 of 2L/TIPU.
Connect test switch at texntinal for lifted Term.
ll wire and a positive feed.
Connect timer SMT acmss 2L coil and SIOP across terminal 1-2.
Power the relay using the test switrh.
Jumper terminal 1-2 of relay 2/174TEPU.
Lift Term ll wire on relay coil terminal.
Hook up test switch bebreen wire and terminal 11 for 120V AC power.
Connect timer STAR1 acmss relay coil.
SIOP across any terndnal other than 1-2.
Omi,t gtmper at 1-2 and pmceed as in 2A other s s.
ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OF AUTOMATIC LOAD SEQUENCE RELAYS 9.0 DETAILED PROCEDURE:
(continued)
Page 7 of 9 9.1 (continued) 3.
480V LC/MCC (continued)
INITIALDATE 2HVA/A(Zi-3A 2HVA/ACC-3B Standby 492 24 Sec. 494 24 Sec.
Have the NPS place unit to be worked on on stazzIby. Lift Tenn ll wire of 2L/IDPU relay.
Liftone wire from terminals for contact 1-2.
Connect test switch between wire lifted fran Term ll, and Tenn ll to power relay.
Connect timer SMT Term ll to Tenn 12, SIGP across 1-2 contact of 2L relay 2HVE-ll 2HVE-12 Running or Standby 468 38 Sec. 468 38 Sec.
Omit if fan is on standby.
Junper 2LflXPU 1-2. Lift Tezm ll wire and conelet test switch.
Hook up timer, SThRZ Tezm ll to Tezm 12, SIOP across a s re contact.
2HVE-13A 2HVE-9A 2HVEHB 2HVSHB Standby 490 24 Sec. 491 24 Sec.
Standby 503 24 Sec. 504 24 Sec.
Running 505 24 Sec. 506 24 Sec.
Liftwize to Tenn ll of 2LfEPU relay. Liftwire to 2 of contact 1-2.
Connect test switch between wire fran Term 11 relay.
Hook up tbner SZARZ Term ll to Tenn 12 SIOP across contact 1-2.
Liftwire to Tenn 11 of 2LfiDPU relay. Lift wire to 2 of contact 1-2.
Connect test switch between Tezm 11 lifted wire and relay.
Hock up timer SZARZ Tenn ll to Tezm 12, SIGP across contact 1"2.
Jumper contacts 1-2 of relay 2LfZZPU. Liftwire to terminal 12 on 2L/TDPU.
Connect test switch between Tenn 12 wire and tennirml. Hook up timer, STAKZ Tezm 11 to Term 12, SIGP across any convenient s
ze contact.
/R4
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h ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OF AUTOMATIC LOAD SEQUENCE RELAYS Page 8 of 9 9.0 DETAILED PROCEDURE:
(continued) 9.1 (continued) 3.
480V LC/MCC (continued)
~I 2A D G F.O.
Trans.
Pump 2B D/G F.O.
Trans+
Pump 2HVE-3A 2HVE-3B KEMAL OH~1AATION 1126 1136 3 Sec.
3 Sec.
18 Sec.
18 Sec.
18 Sec.
18 Sec.
With pump not running, lift wire Ll to relay coil and connect test switch fran Ll to TBO-9 (in excitation cubicle).
LiftTerminal 5 of contact 1-5.
Hook up tissr.
Start across coil.
Stop across contact 1-5.
Jumper 2Ll/IDPU 1-5 contact.
Lift wire to relay coil ard connect tes t switrh.
Connect timer.
STABT across relay coil. SIOP across any terminal other than 1-5.
/R4 If the fan is not running, liftwire to relay coil aml connect switch. Lift terminal 5 of contact 1-5.
Hook up timer.
STAK1 across coil.
SKP across terminal 1-5.
NOTE These items have been added to satisfy safeguards test requirements.
/R4 NOTE If it is more convenient, make hookups at terminal boards rovided the same result is obtained.
NOTES 1.
Containment cooling fans are not to be cycled. If timer is out of spec, obtain clearance, retime or repair relay.
Tech.
Spec.
72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />.
Timers must be calibrated (checked) in the same position as mounted.
2.
Equipment on MCCs - If timer is out of specs, obtain clearance, remove O.L. heaters, reset/repair
- relay, tes t withou t 0.L. hea ters.
When comple te, res tore O.L. heaters.
Timers must be calibrated (checked) in the same osition as mounted.
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ST. LUCIE UNIT 2 MAINTENANCE PROCEDURE NO. 2-0910053, REVISION 4 12 MONTH TEST OF AUTOMATIC LOAD SEQUENCE RELAYS Page 9 of 9 9.0 DETAILED PROCEDURE:
(continued) 9.1 (continued) 3.
480V LC/MCC (continued)
NOTES (continued) 3.
2L relay for 2A and 2B charging pumps are in RTGB-205.
All connections are made at the RTGB.
2C charging um 2L rela is in wirin box NS at switch ear.
Completed by Verified by Electrical Supervisor Comments':
Da te Da te Sat Date Unsa t
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